Analysis

  • max time kernel
    43s
  • max time network
    60s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    18-04-2022 12:02

General

  • Target

    1588be46792c219d3a936486cc43a7417b5acff22c7dd580fbc2ad1a246f3a43.exe

  • Size

    510KB

  • MD5

    22d86f1d536b0ecebb81a257039b7436

  • SHA1

    2d2226fef39f76f11f5ebe818675bd06306a0865

  • SHA256

    1588be46792c219d3a936486cc43a7417b5acff22c7dd580fbc2ad1a246f3a43

  • SHA512

    87ffcf381813b3202d141202ebf942a2f0ce4248f3080f8065ca66061d6ce60e97d28b67d4ebd12cd1f66e58ce7e74d22f1d2fe484bc93314a2bf1c3b9bfa4e9

Score
10/10

Malware Config

Signatures

  • OnlyLogger

    A tiny loader that uses IPLogger to get its payload.

  • OnlyLogger Payload 2 IoCs
  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1588be46792c219d3a936486cc43a7417b5acff22c7dd580fbc2ad1a246f3a43.exe
    "C:\Users\Admin\AppData\Local\Temp\1588be46792c219d3a936486cc43a7417b5acff22c7dd580fbc2ad1a246f3a43.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "1588be46792c219d3a936486cc43a7417b5acff22c7dd580fbc2ad1a246f3a43.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1588be46792c219d3a936486cc43a7417b5acff22c7dd580fbc2ad1a246f3a43.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:936
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "1588be46792c219d3a936486cc43a7417b5acff22c7dd580fbc2ad1a246f3a43.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2008

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/552-54-0x000000000244C000-0x0000000002474000-memory.dmp

    Filesize

    160KB

  • memory/552-55-0x0000000075501000-0x0000000075503000-memory.dmp

    Filesize

    8KB

  • memory/552-56-0x000000000244C000-0x0000000002474000-memory.dmp

    Filesize

    160KB

  • memory/552-57-0x0000000000220000-0x0000000000266000-memory.dmp

    Filesize

    280KB

  • memory/552-58-0x0000000000400000-0x000000000233B000-memory.dmp

    Filesize

    31.2MB